Home / 28,234,148.56-38,963,121.88-16,011,005.52

Finding the Fourth Proportional to 28,234,148.56, 38,963,121.88 and 16,011,005.52

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Solution

The fourth proportional to 28,234,148.56, 38,963,121.88 and 16,011,005.52 is: 22,095,185.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,234,148.56 : 38,963,121.88 = 16,011,005.52 : x
  2. Step 2: Convert to fraction form
    28,234,148.56/38,963,121.88 = 16,011,005.52/x
  3. Step 3: Cross multiply
    28,234,148.56x = 38,963,121.88 × 16,011,005.52
  4. Step 4: Simplify right side
    28,234,148.56x = 623,838,759,497,112.75
  5. Step 5: Solve for x
    x = 623,838,759,497,112.75/28,234,148.56
  6. Step 6: Final answer
    x = 22,095,185.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.